WO2005064050A1 - Fibre retrecissable acrylique et procede de production associe - Google Patents

Fibre retrecissable acrylique et procede de production associe Download PDF

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Publication number
WO2005064050A1
WO2005064050A1 PCT/JP2004/019725 JP2004019725W WO2005064050A1 WO 2005064050 A1 WO2005064050 A1 WO 2005064050A1 JP 2004019725 W JP2004019725 W JP 2004019725W WO 2005064050 A1 WO2005064050 A1 WO 2005064050A1
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WO
WIPO (PCT)
Prior art keywords
polymer
weight
production example
parts
dyeing
Prior art date
Application number
PCT/JP2004/019725
Other languages
English (en)
Japanese (ja)
Inventor
Sohei Nishida
Kohei Kawamura
Minoru Kuroda
Masahiko Mihoichi
Original Assignee
Kaneka Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaneka Corporation filed Critical Kaneka Corporation
Priority to US10/583,182 priority Critical patent/US20070098982A1/en
Priority to AT04808075T priority patent/ATE429530T1/de
Priority to DE602004020800T priority patent/DE602004020800D1/de
Priority to JP2005516717A priority patent/JP4603486B2/ja
Priority to EP04808075A priority patent/EP1698718B1/fr
Publication of WO2005064050A1 publication Critical patent/WO2005064050A1/fr
Priority to KR1020067011818A priority patent/KR101098809B1/ko

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/48—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of halogenated hydrocarbons
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/54—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated nitriles
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/10—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00—Physical properties
    • D10B2401/14—Dyeability
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]

Definitions

  • Acrylic shrinkable fiber and method for producing the same
  • the present invention relates to an acrylic high-shrinkable fiber having a high shrinkage ratio even after dyeing, and a method for producing the same.
  • acrylic fibers have a hair-like feel and are used in nappi products such as toys and clothing because of their characteristics.
  • the down bear is made of shrinkable fibers and the guard hair part is made of non-shrinkable fibers. Since pile fabrics are required to have appearance characteristics, various colors are also required for shrinkable fibers, but only shrinkage fibers of limited hue colored in the spinning process are present.
  • the acrylic shrinkable fiber of the present invention shrinks by dry heat treatment in a tenter process in pile processing after passing through a dyeing process. So far, acrylonitrile 30-58 weight 0 /. , Vinylidene chloride and vinyl chloride 70-42 weight. /. Also, acrylonitrile synthetic fibers having higher shrinkage than copolymers composed of 0 to 10% by weight of one or more ethylenically unsaturated monomers have been obtained (Japanese Patent Application Laid-Open No. According to the findings of the present inventors, the above-mentioned shrinkable fibers shrink when dyed at 70 ° C. or more, and an adhesive adheres to the back of the pile during pile processing. Of the tenter process to dry
  • the polymer (I) comprising 40% by weight or more of atarilononitonyl and 20% to 60% by weight of vinylidene chloride and a sulfonic acid-containing monomer has a high content of 95% to 60% by weight.
  • the polymer (I) and the polymer ( ⁇ ) are said to be compatible.
  • the present inventors have found that when the polymer (I) and the polymer ( ⁇ ) are compatible with each other, a polymer having a property of lowering heat resistance in addition to a property of improving dyeing properties at low temperatures. Since ⁇ ) is continuously present in the fiber, it greatly affects the shrinkage behavior of the fiber, making it difficult to suppress the dye shrinkage even at a low dyeing temperature. When shrinking greatly during dyeing, the shrinkage rate after dyeing decreases, and when shrinking during dyeing, the packing density of fibers in the dyeing machine decreases, causing pi-pass, which causes dye spots.
  • the present invention has been made to solve the above-mentioned problems of the prior art, and to provide a dyeable acryl-based shrinkable fiber which has a small shrinkage during dyeing and has a high shrinkage even after dyeing.
  • acrylic shrinkable fibers that can be dyed with low dye shrinkage and high shrinkage after dyeing by spinning an incompatible spinning stock solution.
  • the present invention provides 40 to 80 weight of acrylonitrile. / 0 and a halogen-containing monomer 2 0-6 0 weight 0/0 ⁇ Pi sulfonic acid-containing monomer 0 to 5 wt 0/0 become more polymer (Alpha) in 5 0-9 9 parts by weight of acrylonitrile for 5-7 0
  • the present invention also relates to a dyeable acrylic shrinkable fiber produced from a spinning solution in which the polymer ( ⁇ ) and the polymer ( ⁇ ) are incompatible.
  • the other copolymerizable monomer in the acrylic shrinkable fiber is preferably an acrylic ester.
  • the other copolymerizable monomer in the acrylic shrinkable fiber is preferably an acrylic ester. It is preferable that the spinning solution in the acrylic shrinkable fiber is phase-separated into particles of 0.1 to 3 ⁇ or more.
  • the dye shrinkage at 80 ° C or less is 10 ° / 0 or less and the shrinkage after dyeing is 20% or more.
  • the above acrylic shrink fibers have a relative saturation value of at least 60 ° C of at least 0.1 and a relative saturation value of at least 70 ° C of at least 0.8.
  • Acrylic shrinkable fiber of the polymer used in the production of the present invention (A) is, Atari Ronitoriru 4 0-8 0 weight 0/0 and a halogen-containing monomer 2 0-6 0 weight 0/0 ⁇ Pi sulfonic acid-containing monomer 0 It is a polymer containing up to 5% by weight.
  • the content of atarilonitrile is less than 40% by weight, the heat resistance of the obtained fiber will be low.
  • the acrylonitrile content exceeds 80% by weight, heat resistance is increased and sufficient dyeability and shrinkage cannot be obtained.
  • the halogen-containing monomer is preferably a vinyl halide or a vinylidene halide represented by vinyl chloride, vinylidene chloride, vinyl bromide, vinylidene bromide, or the like. Two or more kinds can be used as a mixture.
  • This halogen-containing monomer is preferably used in an amount of 20 to 60% by weight in the polymer (A). If it exceeds 60% by weight, the hydrophobicity becomes high and sufficient dyeability cannot be obtained. On the other hand, if the content is less than 20% by weight, the fibers are rusted and the texture is deteriorated.
  • the sulfonic acid-containing monomer includes acrylsulfonic acid, methallylsulfonic acid, styrenesulfonic acid, isoprenesulfonic acid, 2-acrylamide-12-methylpropanesulfonic acid or a metal salt thereof. Phosphoramine salts and the like are preferred, and they can be used alone or as a mixture of two or more.
  • the polymer (B) used in the production of the acrylic shrinkable fiber of the present invention comprises 5 to 70% by weight of atarilonitrile and 20 to 94% by weight of other copolymerizable monomers. / 0 and a polymer containing 1 to 40% by weight of a sulfonic acid-containing monomer.
  • acrylonitrile is 5 to 70% by weight. / 0 is preferably used. If it exceeds 70% by weight, heat resistance becomes high and sufficient dyeability and shrinkage cannot be obtained.
  • other copolymerizable monomers include acrylic acid / methacrylic acid and their lower alkyl esters, N- or N, N-alkyl-substituted aminoalkyl esters / glycidyl esters, and Lilamide methacrylamide and their N or N, N-alkyl substituents, carboxyl group-containing vinyl monomers represented by acrylic acid, methacrylic acid ditaconic acid, etc.
  • Anionic vinyl monomers such as ammonium salts, cationic vinyl monomers such as quaternary aminoalkyl esters of acrylic acid and methacrylic acid, or lower alkyl ethers containing butyl groups, and butyl groups typified by butyl acetate Contained lower power rubonic ester, vinyl chloride, vinylidene chloride, Of Bulle, halogenated vinyl ⁇ Pi vinylidene halides typified by bromide Biniri den or the like, styrene and the like are preferable, and can be used singly or two or more of these monomers.
  • the other copolymerizable monomer is preferably 20 to 94% by weight.
  • an atalylic acid ester as another copolymerizable monomer.
  • the acrylate methyl acrylate, ethyl acrylate, butyl acrylate and the like are preferable, and these monomers can be used alone or in combination of two or more.
  • the sulfonic acid-containing monomer in the polymer (B) is acrylsulfonic acid, methallylsulfonic acid, styrenesulfonic acid, isoprenesulfonic acid, 2-acrylamide 2-methylpropanesulfonic acid, or a metal salt or a diamine salt thereof. Can be used alone or as a mixture of two or more.
  • the amount of the sulfonic acid-containing monomer is 1 to 40 weight. / 0 is preferable, but if it exceeds 40% by weight, voids and agglomeration occur in the fiber, and the strength is reduced.
  • the total content of the sulfonic acid group-containing monomer in the polymer (A) and the polymer (B) contained in the fiber is as follows: ))
  • polymer (B) are preferably from 0.1 to 10 parts by weight, more preferably from 0.2 to 5 parts by weight, based on the total amount of monomers. If the amount is less than 0.1 part by weight, sufficient dyeability cannot be obtained, and if the amount is more than 10 parts by weight, voids and agglomeration occur in the fibers, and the strength is undesirably reduced. Further, by the inclusion polymer containing sulfonic acid monomer (B) 1 0 wt 0/0 or more, the polymer (A) and the polymer (B) tends to incompatibility.
  • the polymer (A) and the polymer (B) of the present invention are compounds known as polymerization initiators, for example,
  • the polymer (A) and the polymer (B) of the present invention may be an organic solvent such as acetone, acetonitrile, dimethylformamide, dimethylacetamide, dimethylsulfoxide or an inorganic solvent such as zinc chloride, nitric acid, and rhodane. Dissolve in salt to make a spinning stock solution.
  • organic solvent such as acetone, acetonitrile, dimethylformamide, dimethylacetamide, dimethylsulfoxide
  • an inorganic solvent such as zinc chloride, nitric acid, and rhodane.
  • Dissolve in salt to make a spinning stock solution.
  • inorganic and / or organic pigments such as titanium oxide or coloring pigments, stabilizers that are effective in preventing fire, coloring, weathering, etc. as long as they do not hinder spinning. It is.
  • the mixing ratio of the polymer (A) and the polymer (B) of the present invention is less than 1% by weight of the polymer (B), sufficient dyeability cannot be obtained. Undesirably, voids and agglomeration occur on the surface, resulting in a decrease in strength and dyeability.
  • the term “immiscible” in the present invention preferably refers to a state in which the spinning dope is phase-separated into particles of 0.1 to 30 ⁇ , and more preferably a state in which the spinning solution is phase-separated into particles of 6-1.
  • the state of phase separation of less than 0.1 ⁇ the properties of the polymer ( ⁇ ) are reflected and the shrinkage ratio during dyeing increases, and in the state of phase separation exceeding 30 in, voids are formed in the fiber. Adhesion occurs and strength and dyeing properties decrease, which is not desirable.
  • the polymer (A) and the polymer (B) are composed of an incompatible spinning solution, the polymer (A) having a high abundance ratio in the fiber is the sea and the abundance ratio. It is considered that the low polymer (B) has an island-sea structure. Therefore, the polymer (B) has low heat resistance because it does not exist continuously in the fiber, but does not significantly affect the shrinkage behavior. Therefore, the fiber composed of the incompatible spinning dope can have a lower dyeing shrinkage ratio than the fiber composed of the compatible spinning dope.
  • the shrinkage of the shrinkable fiber is determined by the resin composition and the spinning method, if the shrinkage is large in the dyeing step, the shrinkage in the subsequent pile processing step will be small. Therefore, the shrinkage rate after dyeing can be further increased by reducing the shrinkage rate.
  • the compatibility between the polymer (A) and the polymer (B) is reduced, so that incompatibility can be promoted.
  • the dye shrinkage ratio in the present invention is an index of how much a fiber shrinks by dyeing, and is obtained as follows.
  • the length L of the fiber after treating the fiber of length Lo in a water bath at an arbitrary temperature for 60 minutes was measured, and the length L was determined by the following equation.
  • Staining shrinkage (%) ((L o-L) / L o) X I 00
  • the shrinkage rate after dyeing in the present invention is an index of how much the fiber after dyeing shrinks in the tenter process, and is determined as follows.
  • the fiber after dyeing was treated at 130 ° C. for 5 minutes using a soaking oven, and the length Ld of the fiber was measured, and the length Ld was determined by the following equation.
  • an acrylic shrinkable fiber of the present invention spinning is performed from a nozzle by a conventional wet or dry spinning method, followed by drawing and drying. Further, if necessary, stretching and heat treatment may be performed. Further, the obtained fiber can be stretched 1.3 to 4.0 times at 70 to 140 ° C. to obtain a contracted fiber.
  • the dye shrinkage ratio when the dye shrinkage ratio is large, it is preferable to carry out a relaxation treatment of 1% or more in the fiber manufacturing process in order to suppress shrinkage.
  • the mitigation process is It is preferable to carry out at 70 ° C to 140 ° C of wet heat or dry heat.
  • the dyeing shrinkage can be suppressed by increasing the processing temperature and the relaxation rate.However, the relaxation treatment under excessive conditions also reduces the shrinkage rate after dyeing. Relaxation treatment of 20% or less is preferred.
  • the acrylic shrinkable fiber of the present invention is shrunk in a tenter process in pile processing.
  • the tenter process preferably has a dry heat of 110 to 150 ° C, and is usually around 130 ° C. Therefore, the shrinkage after dyeing is measured under dry heat at 130 ° C for 5 minutes.
  • the dyeing shrinkage increases as the dyeing temperature increases. Therefore, if the dyeing temperature exceeds 90 ° C, the dye shrinkage rate increases, which is not preferable. Furthermore, since the remaining shrinkage decreases when the dye shrinks greatly during dyeing, it becomes difficult to increase the shrinkage after dyeing to 20% or more. On the other hand, if the dye shrinkage exceeds 10%, the packing density of the fibers in the dyeing machine will decrease, causing by-passes, which may cause dye spots. Further, there is a disadvantage that the crimp generated during shrinkage becomes difficult to elongate in the polisher process at the time of pile processing, and a pile fabric having a desired appearance and texture cannot be obtained.
  • the relative saturation value referred to in the present invention is an index of the dyeing ability of a fiber. The fiber is dyed at an arbitrary temperature for 60 minutes using a supersaturated amount of MalachiteGleen to obtain a saturated dyeing amount.
  • the relative saturation value was determined from the saturated dyeing amount.
  • the saturated dyeing amount and the relative saturation value were determined by the following equations.
  • Relative saturation value saturation dyeing amount X 400/463
  • the acryl-based shrinkable fiber of the present invention has a relative saturation value of 0.1 or more, light-colored dyeing becomes possible. Further, since the dye can be dyed from a light color to a dark color and further to a black color with a relative saturation value of 0.8 or more, the relative saturation is preferably 0.8 or more.
  • the phase separation state is determined by observing the spinning stock solution in which the base dope and the blended polymer are mixed at an arbitrary ratio using a phase-contrast microscope (ANS30, manufactured by ARIO TECHNO CORPORATION) and determining the granular system of the blended polymer separated into particles. The measurement was performed at 10 points at random and evaluated by the average value.
  • ANS30 manufactured by ARIO TECHNO CORPORATION
  • a card sliver was made via an opener and a card. Then, sliver knitting was performed with a high pile weaving machine, the pile portion was cut by shearing to make the pile length uniform, and the back surface of the pile was back-coated with an acrylate-based adhesive. Next, the adhesive was dried at 130 ° C. for 5 minutes, and the shrinkable fibers were shrunk. After that, it was finished to high pile by polisher finishing and shearing.
  • the sensory evaluation of the step pile fabric created as described in (2) was made based on a four-point scale from the visual and sensory point of view, in terms of the level of the appearance characteristics in which the step between the long pile section and the short pile section was emphasized. And evaluated according to the following criteria.
  • the step pile fabric has an appearance characteristic in which a step between a long pile portion and a short pile portion is greatly emphasized.
  • the step pile fabric has an appearance characteristic in which a step between a long pile portion and a short pile portion is emphasized.
  • ion-exchanged water 2.00 parts of ion-exchanged water, 0.9 parts of sodium lauryl sulfate, 0.43 parts of sulfurous acid, 0.22 parts of sodium bisulfite, 0.001 part of iron sulfate, 0.001 part of acrylonitrile (hereinafter referred to as AN) 4. 9 parts, chloride chloride (hereinafter referred to as VC) 52.5 5 parts were charged and purged with nitrogen. The temperature inside the polymerization machine was adjusted to 50 ° C, and 0.035 parts of ammonium persulfate was added as an initiator to start polymerization.
  • VC chloride chloride
  • the obtained shrink fiber was crimped and cut to 32 mm, and then Maxilon Red d GRL (manufactured by Chipa Specialty Chemicals Co., Ltd.) 0.2% omf dye and Ultra MT # 100 (Mitejima Chemical Co., Ltd. Dyeing was performed at 60 ° C, 70 ° C, and 80 ° C for 60 minutes using 0.5 g, L of a dyeing aid. Dyed fibers 70 in weight percent and the non-shrinkage raw cotton "Kanecaron (registered trademark)" and RCL 12. 2 dtex, 44 mm 30 weight (Kaneka Corporation) 0/0 cotton mixing created a high pile . At that time, the pile length was cut to 15 mm for shirring after sliver cutting and the pile length to 18 mm after polisher finishing to obtain a high pile.
  • the drawn yarn obtained in Production Example 1 was subjected to a 5% relaxation treatment at 110 ° C.
  • a mixture obtained so as to have a ratio of 9: 1 was used as a spinning dope.
  • the obtained spinning solution is discharged through a 0.08 ⁇ , 8500-hole die into a 30% by weight acetone aqueous solution at 25 ° C, and further stretched 2.0 times in a 20% by weight acetone aqueous solution at 25 ° C. After that, it was washed with water at 60 ° C. Then, the 4.4 dtex drawn yarn which was dried at 130 ° C and further stretched 1.8 times at 105 ° C was subjected to a 5% relaxation treatment at 110 ° C. Further, a high pile was prepared from the fiber subjected to the relaxation treatment in the same manner as in Production Example 1. (Production Example 4)
  • the drawn yarn obtained in Production Example 4 was subjected to a relaxation treatment of 5% at 110 ° C. Further, a high pile was prepared from the fiber subjected to the relaxation treatment by using the same method as in Production Example 1.
  • the solution of Polymer 3 prepared in Production Example 4 was mixed with the solution of Polymer 3 prepared by adding acetone so that the amount of Polymer 3 prepared in Production Example 3 became 30% by weight, and the weight ratio of the polymer was changed.
  • the obtained undiluted spinning solution was subjected to relaxation treatment in the same manner as in Production Example 3 to prepare a fiber.
  • a high pile was prepared in the same manner as in Production Example 1 using the fiber subjected to the relaxation treatment.
  • the drawn yarn obtained in Production Example 7 was subjected to a relaxation treatment of 5% at 110 ° C.
  • the drawn yarn obtained in Production Example 11 was subjected to a relaxation treatment of 5% at 110 ° C.
  • the fiber subjected to the relaxation treatment was subjected to a high pie using the same method as in Production Example 1. Created.
  • the drawn yarn obtained in Production Example 11 was subjected to a 5% relaxation treatment at 110 ° C.
  • the drawn yarn obtained in Production Example 13 was subjected to a 5% relaxation treatment at 110 ° C.
  • Acetone 187 parts, water 47 parts, AN 50 in 5 L internal pressure polymerization reactor Parts, 25 parts of MA, 10 parts of vinylidene chloride (hereinafter referred to as VD) and 15 parts of SAM were charged, and polymerized in the same manner as for polymer 2 of Production Example 1 to obtain a solution of polymer 10.
  • the solution of polymer 10 was added to the solution of polymer 1 in which acetone was added and dissolved so that the amount of polymer 1 obtained in Production Example 1 was 30% by weight, and the weight ratio of polymer 1 was 10: 9.
  • the mixture mixed at a ratio of 1: 1 was used as a spinning dope.
  • the obtained spinning stock solution was spun using the same method as in Production Example 1 to obtain a drawn yarn. Using the obtained drawn yarn, a high pile was prepared in the same manner as in Production Example 1.
  • the drawn yarn obtained in Production Example 17 was subjected to a 5% relaxation treatment at 110 ° C.
  • Table 1 shows the method for producing the fibers obtained in Production Examples 1 to 18.
  • composition the composition blend polymer / pace polymer relaxation treatment
  • the contracted fibers obtained in Production Examples 1, 2, 4, 5, 7 to 18 were dyed at 60 ° C, 70 ° C, and 80 ° C for 60 minutes.
  • Table 2 shows the values of the relative saturation value, the dye shrinkage ratio, and the post-dye shrinkage ratio.
  • the dye shrinkage rate is reduced to 10% or less by dyeing at 60 to 80 ° C, and the shrinkage rate after dyeing is increased to 20% or more after dyeing.
  • the relative saturation value becomes 0.1 or more at a temperature of 70 ° C or more and the relative saturation value becomes 0.8 or more.
  • the shrinkable fibers obtained in Production Examples 3 and 6 were dyed at 60 ° C., 70 ° C. and 80 ° C. for 60 minutes.
  • Table 2 shows the relative saturation value, staining shrinkage, and shrinkage after staining.
  • Example 1 Production Example 1 10 0.2 1.0 ⁇ 2 7 ⁇ ⁇ 36 30 ⁇ ⁇ ⁇ ⁇ Example 2 Production Example 2 10 1-2.2 ⁇ ⁇ .7 ⁇ 1 24 ⁇ ⁇ ⁇ Comparative Example 1 Production Example 3 Compatible 0.3 1.0 2.3 8 19 30 30 21 10 ⁇ ' ⁇ X Example 3 Production Example 4 7 0.3 1.1 ⁇ 3 9- ⁇ 37 32 ⁇ ⁇ ⁇ ⁇ Example 4 Production Example 5 7 ⁇ ⁇ 2.4 ⁇ -8 ⁇ ⁇ 26 1 ⁇ ⁇ Comparative Example 2 Compatible 0.4 1.3 2.5 9 20.35 28 18 5 ⁇ X
  • Example 5 Production Example 7 g 0.3 1.0 ⁇ 28- ⁇ 36 31 ⁇ ⁇ ⁇ Example 6
  • Production Example 8 9 ⁇ 1 2.1 ⁇ ⁇ 8- ⁇ 24 1 ⁇ ⁇
  • Example 7 Production Example 9 11 0.2 0.8 ⁇ 2 6 ⁇ 35 30 ⁇ ⁇ ⁇
  • Example 8 Production Example 10 11 ⁇ ⁇ 1.9 one ⁇ : 6 ⁇ -24 ⁇ ⁇ O
  • Example 9 Production Example "12 0.1 0.8 ⁇ 2 6 ⁇ ⁇ 36 31 ⁇ ⁇ ⁇ ⁇ Example 10
  • Production example 12 12 ⁇ ⁇ 2.2 ⁇ -7 ⁇ 1 24 ⁇ 1 O
  • Production example 13 11 0.2 0.9 ⁇ 2 5 1 34 29 ⁇ ⁇ ⁇ ⁇
  • Example 12 Production failure "I4 11 ⁇ ⁇ 1.8 ⁇ 1 7 1-23-- ⁇
  • Example 13 Production example 15 6 0.1 0.8 ⁇ 2 5 ⁇ 34 29 1 ⁇ ⁇ ⁇
  • Example 14 Production example 16 6 ⁇ ⁇ 1.8 ⁇ ⁇ 6
  • the acrylic shrinkable fiber of the present invention has a small shrinkage during dyeing and has a high shrinkage even after dyeing. As a result, a wide range of new products such as clothing, toys (stuffed toys, etc.) and interior goods It enables planning.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

L'invention concerne un procédé permettant de produire une fibre rétrécissable et apte à la teinture à rétrécissement réduit pendant la teinture et présentant un facteur de rétrécissement élevé, y compris après la teinture. Ce procédé consiste à filer des stocks de fluides incompatibles pour le filage.
PCT/JP2004/019725 2003-12-26 2004-12-24 Fibre retrecissable acrylique et procede de production associe WO2005064050A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US10/583,182 US20070098982A1 (en) 2003-12-26 2004-12-24 Acrylic shrinkable fiber and method for production thereof
AT04808075T ATE429530T1 (de) 2003-12-26 2004-12-24 Schrumpfähige acrylfaser und verfahren zu deren herstellung
DE602004020800T DE602004020800D1 (de) 2003-12-26 2004-12-24 Schrumpfähige acrylfaser und verfahren zu deren herstellung
JP2005516717A JP4603486B2 (ja) 2003-12-26 2004-12-24 アクリル系収縮繊維及びその製造方法
EP04808075A EP1698718B1 (fr) 2003-12-26 2004-12-24 Fibre retrecissable acrylique et procede de production associe
KR1020067011818A KR101098809B1 (ko) 2003-12-26 2006-06-15 아크릴계 수축 섬유 및 그 제조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003435851 2003-12-26
JP2003-435851 2003-12-26

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WO2005064050A1 true WO2005064050A1 (fr) 2005-07-14

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PCT/JP2004/019725 WO2005064050A1 (fr) 2003-12-26 2004-12-24 Fibre retrecissable acrylique et procede de production associe

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US (1) US20070098982A1 (fr)
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JP (1) JP4603486B2 (fr)
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KR20070084227A (ko) * 2004-11-12 2007-08-24 카네카 코포레이션 단차 파일 포백 및 그의 제조 방법
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JP5740058B2 (ja) * 2012-09-24 2015-06-24 株式会社カネカ パイル布帛及びその製造方法
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JP2008101302A (ja) * 2006-10-19 2008-05-01 Kaneka Corp アクリル系繊維及びその製造方法

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JPWO2005064050A1 (ja) 2007-07-19
CN1894449A (zh) 2007-01-10
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EP1698718A4 (fr) 2008-03-19
KR101098809B1 (ko) 2011-12-26
EP1698718A1 (fr) 2006-09-06
KR20060118551A (ko) 2006-11-23
US20070098982A1 (en) 2007-05-03
CN100412241C (zh) 2008-08-20
ATE429530T1 (de) 2009-05-15
EP1698718B1 (fr) 2009-04-22

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